Chapter 01The Wonderful World of Science Solutions

Chapter 01The Wonderful World of Science Solutions

Very Short Question Answers

Q1: What drives humans to explore and ask questions from a young age? 
Ans: Curiosity

Q3: What does science involve? 
Ans: Making observations, asking questions, making hypotheses, doing experiments, and figuring out the results

Q4: Why is curiosity important in science? 
Ans: It drives the desire to learn and understand more about the world

Q5: Give an example of being curious and doing a bit of science. 
Ans: Taking apart a toy to see how it works

Q6: What does science help us do? 
Ans: Answer questions and solve mysteries

Q7: Why do stars shine in the night sky according to science? 
Ans: Due to reactions happening inside them

Q8: What helps plants know when to bloom? 
Ans: Light and temperature

Q9: Why is Earth special? 
Ans: It is the only planet we know that has life

Q10: What are ecosystems? 
Ans: Different environments like forests, oceans, deserts, and wetlands, each with its own plants, animals, and conditions

Q11: What does food give us? 
Ans: Energy and helps us grow

Q12: Why is water essential for life? 
Ans: We need it to survive

Q13: What are the three states of water? 
Ans: Solid (ice), liquid (water), gas (steam)

Q14: At what temperature does water freeze? 
Ans: 0°C

Q15: At what temperature does water boil? 
Ans: 100°C

Q16: Give an example of a material around us.
Ans: Metal keys

Q17: Why is knowing the properties of materials important? 
Ans: Helps us sort and recycle them

Q18: What is the scientific method?
Ans: A step-by-step process that scientists use to find answers to questions and solve problems

Q19: What is the first step of the scientific method? 
Ans: Observation

Q20: What do you do in the hypothesis step of the scientific method? 
Ans: Make an educated guess about the answer to your question

Q21: What do you do in the experiment step of the scientific method? 
Ans: Test your hypothesis by doing an experiment or making more observations

Q22: What do you do in the analysis step of the scientific method? 
Ans: Look at the results of your experiment to see if they support your hypothesis

Q23: What do you do in the conclusion step of the scientific method? 
Ans: Decide whether your hypothesis was correct based on the results of your experiment

Q24: Give an example of using the scientific method for a simple problem. 
Ans: Pen stops writing

Q25: What is the first step when your pen stops writing? 
Ans: Observation: The pen stops writing

Q26: What question might you ask if your pen stops writing? 
Ans: Why did it stop?

Q27: What hypothesis might you make if your pen stops writing? 
Ans: The ink finished

Q28: How would you test the hypothesis that the ink finished in your pen? 
Ans: Check the ink refill

Q29: What would you analyze if your pen stops writing and the ink is finished? 
Ans: The hypothesis is correct

Q30: What might you do if the ink in your pen is not finished but it still doesn’t write? 
Ans: Make another guess (e.g., the ink dried up)

Q31: Why is the scientific method important?
Ans: It helps us find reliable answers and understand the world better

Q32: What is the driving force behind scientific discoveries? 
Ans: Curiosity

Q33: What is the benefit of the collaborative nature of science? 
Ans: Scientists work together to make discoveries, and you can too by working with your classmates

Q34: What does science help us do besides understanding the world? 
Ans: Solve problems and improve our lives

Q35: What kind of environments does Earth have? 
Ans: Different environments like forests, oceans, deserts, and wetlands

Q36: What is an example of an animal adaptation mentioned? 
Ans: How a caterpillar turns into a butterfly through metamorphosis

Q37: What does a seed need to grow into a plant? 
Ans: Water, sunlight, and nutrients from the soil

Q38: Why is it important to think about where each ingredient in a meal comes from? 
Ans: To understand the origin and diversity of our food

Q39: How can water be enjoyable in our daily lives? 
Ans: Playing in the rain or jumping in puddles

Q40: What does recycling involve? 
Ans: Separating paper, plastic, and metal so they can be reused

Q41: What does the scientific method help us find? 
Ans: Reliable answers to questions